MDL-3/4-R is a 1/4" × 1 1/4" time-delay glass tube fuse manufactured by Bussmann, designed for circuit protection in electrical systems. The fuse features a 3/4 ampere rating at 250V AC with an AC interrupting rating of 35 amps and a typical DC cold resistance of 10,000 O. It has a typical melting I²t of 1.656 A·sec and a typical voltage drop of 1.27V at rated current, measured at 25°C ambient temperature. The fuse is constructed with a glass tube and nickel-plated brass endcap, meets UL standard 248-14, and is available with optional axial leads (copper tinned wire with nickel-plated brass overcaps). This product is ideal for protecting sensitive electronic circuits and equipment requiring reliable time-delay protection in industrial, commercial, and consumer applications.